chore: bump crate and extension versions to 0.5.0

Catches the workspace and the extension manifests up to the v0.5.x
release line (was still showing 0.2.0).

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

crates/relicario-cli/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "relicario-cli"
-version = "0.2.0"
+version = "0.5.0"
 edition = "2021"
 description = "CLI for relicario password manager"
 

crates/relicario-core/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "relicario-core"
-version = "0.2.0"
+version = "0.5.0"
 edition = "2021"
 description = "Core library for relicario password manager"
 

crates/relicario-wasm/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "relicario-wasm"
-version = "0.2.0"
+version = "0.5.0"
 edition = "2021"
 description = "WASM bindings for relicario password manager"